Burnet County, Texas
4 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03
The 4 water systems serving Burnet County show strong compliance with federal drinking water standards.
How Burnet County Compares
How Burnet County Compares
Burnet County scores 5 points below the Texas state average (82/100) and 9 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 13.7 (asthma 9.8%, diabetes 13.5%)
Estimated additional annual cost per homeowner: $3,218, driven primarily by flood
Infrastructure: 0.29% avg pipe failure probability, 25% of ZIPs at high risk
41% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
→ Stable trendEPA violation counts by year across Burnet County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 4 violations. Past 5 years: 14 total (14 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $3,218
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
24,605 housing units in Burnet County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Burnet County
Remediation costs are relatively manageable for most homeowners in Burnet County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Burnet County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Burnet County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Bertram | 3,636 | 40 |
| 2 | Kingsland Water Supply Corporation | 12,975 | 40 |
| 3 | City of Burnet | 7,011 | 38 |
| 4 | Sunset Hills Subdivision | 324 | 37 |
| 5 | River Oaks Water System | 300 | 35 |
18 total water systems serve Burnet County.
All ZIP Codes in Burnet County
4 ZIP codes tracked in Burnet County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 78605 | Bertram | 92 | A | 3 | $271K |
| 2 | 78654 | Marble Falls | 75 | B | 2 (2 health) | $315K |
| 3 | 78639 | Kingsland | 74 | B | 3 | $249K |
| 4 | 78611 | Burnet | 67 | C | 35 (12 health) | $291K |
Recommended Buyer Guides for Burnet County
Filtered against federal data, fitted to local risks.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Overview
Burnet County in Texas covers 4 ZIP codes with an average Home Safety Score of B (77/100).
4 of 4 ZIP codes have recorded EPA violations. 14 health-based violations have been documented.
← Back to Texas water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.